Brucellaceae Breed et al. 1957 (Approved Lists 1980) Brucella Meyer and Shaw 1920 emend. Brinley-Morgan and McCullough 1974 (Approved Lists 1980) Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Alphaproteobacteria Garrity et al. 2006 Hyphomicrobiales Douglas 1957 (Approved Lists 1980) emend. Hördt et al. 2020 Brucellaceae Breed et al. 1957 (Approved Lists 1980) Hyphomicrobiales Douglas 1957 (Approved Lists 1980) emend. Hördt et al. 2020 Hyphomicrobiaceae Babudieri 1950 (Approved Lists 1980) emend. Hördt et al. 2020 Afifellaceae Hördt et al. 2020 Ahrensiaceae Hördt et al. 2020 Amorphaceae Hördt et al. 2020 Aurantimonadaceae Hördt et al. 2020 Blastochloridaceae Hördt et al. 2020 Boseaceae Hördt et al. 2020 Breoghaniaceae Hördt et al. 2020 Devosiaceae Hördt et al. 2020 Kaistiaceae Hördt et al. 2020 Parvibaculaceae Hördt et al. 2020 Phreatobacteraceae Hördt et al. 2020 Pleomorphomonadaceae Hördt et al. 2020 Pseudoxanthobacteraceae Hördt et al. 2020 Stappiaceae Hördt et al. 2020 Tepidamorphaceae Hördt et al. 2020 Ancalomicrobiaceae Dahal et al. 2018 emend. Felföldi et al. 2019 Bartonellaceae Gieszczykiewicz 1939 (Approved Lists 1980) emend. Brenner et al. 1993 Beijerinckiaceae Garrity et al. 2006 emend. Hördt et al. 2020 Nitrobacteraceae Buchanan 1917 (Approved Lists 1980) emend. Hördt et al. 2020 Chelatococcaceae Dedysh et al. 2016 Cohaesibacteraceae Hwang and Cho 2008 emend. Hördt et al. 2020 Methylobacteriaceae Garrity et al. 2006 emend. Hördt et al. 2020 Methylocystaceae Bowman 2006 emend. Hördt et al. 2020 Notoacmeibacteraceae Huang et al. 2017 emend. Hördt et al. 2020 Phyllobacteriaceae Mergaert and Swings 2006 emend. Hördt et al. 2020 Rhizobiaceae Conn 1938 (Approved Lists 1980) emend. Hördt et al. 2020 Rhodobiaceae Garrity et al. 2006 emend. Hördt et al. 2020 Xanthobacteraceae Lee et al. 2005 emend. Hördt et al. 2020 Acuticoccaceae Lai et al. 2019 Incertae sedis 664 Nakai et al. 2021 Mycoplana Gray and Thornton 1928 (Approved Lists 1980) emend. Urakami et al. 1990 Pseudochrobactrum Kämpfer et al. 2006 Ochrobactrum Holmes et al. 1988 Brucella Meyer and Shaw 1920 emend. Brinley-Morgan and McCullough 1974 (Approved Lists 1980) Daeguia Yoon et al. 2008 Paenochrobactrum Kämpfer et al. 2010 Falsochrobactrum Kämpfer et al. 2013 emend. Sun et al. 2019 Yoon J.H. Kang S.J. Park S. Oh T.K. Daeguia caeni gen. nov., sp. nov., isolated from sludge of a textile dye works. 2008 58 1 168 172 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.65483-0 18175704 Kämpfer P. Glaeser S. Busse H.-J. Eisenberg T. Scholz H. Falsochrobactrum ovis gen. nov., sp. nov., isolated from a sheep 2013 63 10 3841 3847 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.049627-0 23687057 Kämpfer P. Glaeser S.P. Professor William B. Whitman Genus Pseudochrobactrum 2015 1 1 Bergey's Manual of Systematics of Archaea and Bacteria John Wiley & Sons Hoboken, New Jersey 10.1002/9781118960608.gbm01407 Kuykendall L.D. Garrity G.M. Brenner D.J. Krieg N.R. Staley J.T. Order VI. Rhizobiales ord. nov. 2005 2, Part C 2 324 Bergey's Manual of Systematic Bacteriology Springer New York 0387241450 Kämpfer P. Martin E. Lodders N. Jäckel U. Huber B.E. Schumann P. Langer S. Busse H.-J. Schloz H. Paenochrobactrum gallinarii gen. nov., sp. nov., isolated from air of a duck barn, and reclassification of Pseudochrobactrum glaciei as Paenochrobactrum glaciei comb. nov. 2010 60 7 1493 1498 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.015842-0 19684318 Lee K.B. Liu C.T. Anzai Y. Kim H. Aono T. Oyaizu H. The hierarchical system of the 'Alphaproteobacteria': description of Hyphomonadaceae fam. nov., Xanthobacteraceae fam. nov. and Erythrobacteraceae fam. nov. 2005 55 5 1907 1919 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.63663-0 16166687 Hördt A. García-López M. Meier-Kolthoff J.P. Tindall B.J. Weinhold L.-M. Gronow S. Kyrpides N. Woyke T. Schleuning M. Göker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria 2020 11 468 Frontiers in Microbiology Front. Microbio. 1664-302X 10.3389/fmicb.2020.00468 32373076 Garrity G.M. Bell J.B. Lilburn T. Garrity G.M. Brenner D.J. Krieg N.R. Staley J.T. Family III. Brucellaceae 2005 2, Part C 2 370 Bergey's Manual of Systematic Bacteriology Springer New York 0387241450